renommage progs procedures

test~coding~readingCppPrograms.fr/data/procedure-calling_1.cpp

+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+int g(int n) {
+    int i, r = 0;
+    for (i = 1; i <=n; i++)
+        r += i;
+    return r;
+}
+
+void f(vector<int> &t, int a, int b) {
+    int c;
+    if (a < t.size() && b < t.size()) {
+        c = g(t[a]);
+        t[a] = g(t[b]);
+        t[b] = c;
+    }
+}
+
+int main() {
+    vector<int> tab = {2, 4, 5, 8};
+    f(tab, 2, 3);
+    cout << tab[3] << endl;
+    return 0;
+}

test~coding~readingCppPrograms.fr/data/procedure-calling_1_input.cpp

+#include <iostream>
+
+using namespace std;
+
+void g(int i) {
+    i = i*2;
+}
+
+void f(int &i) {
+    i = i+3;
+    g(i);
+}
+
+int main() {
+    int i;
+    cin >> i;
+    f(i);
+    cout << i << endl;
+    return 0;
+}

test~coding~readingCppPrograms.fr/data/procedure-calling_2.cpp

+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+int g(int n) {
+    int i, r = 0;
+    for (i = 1; i <=n; i++)
+        r += i;
+    return r;
+}
+
+void f(vector<int> &t, int a, int b) {
+    int c;
+    if (a < t.size() && b < t.size()) {
+        c = g(t[a]); 
+        t[a] = g(t[b]);
+        t[b] = c;
+    }
+}
+    
+int main() {
+    vector<int> tab = {3, 1, 2, 6};
+    
+    f(tab, 1, 3);
+    
+    cout << tab[1] << endl;
+    
+    return 0;
+}

test~coding~readingCppPrograms.fr/data/procedure-calling_2_input.cpp

+#include <iostream>
+
+using namespace std;
+
+void g(int &i, int j) {
+    i = i+j;
+}
+
+void f(int i, int &j) {
+    i = i+3;
+    g(i, j);
+}
+
+int main() {
+    int i;
+    int j;
+    cin >> i;
+    j = j+5;
+    f(i, j);
+    cout << i << endl;
+    return 0;
+}

test~coding~readingCppPrograms.fr/data/procedure-calling_3.cpp

+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+int g(int n) {
+    return (n + 1) * (n - 1);
+}
+
+void f(vector<int> t, int a, int b, int &c) {
+    if (t[a] < t[b]) c = g(t[b] - t[a]);
+    else             c = g(t[a] - t[b]);
+}
+    
+int main() {
+    vector<int> tab = {2, 4, 5, 8};
+    int r = -1;
+    int x = 2;
+    int y = 3;
+    
+    f(tab, x, y, r);
+    
+    cout << r << endl;
+    
+    return 0;
+}

test~coding~readingCppPrograms.fr/data/procedure-calling_4.cpp

+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+int g(int n) {
+    return (n + 1) * (n - 1);
+}
+
+void f(vector<int> t, int a, int b, int &c) {
+    if (t[a] < t[b]) c = g(t[b] - t[a]);
+    else             c = g(t[a] - t[b]);
+}
+    
+int main() {
+    vector<int> tab = {3, 1, 2, 6};
+    int r = -1;
+    int x = 0;
+    int y = 2;
+    
+    f(tab, x, y, r);
+    
+    cout << r << endl;
+    
+    return 0;
+}

test~coding~readingCppPrograms.fr/data/procedure-loop_no_1.cpp

+#include <iostream>
+#include <vector>
+using namespace std;
+
+void  blourg(vector<int> t, int v, int i, bool &b) {
+    i=-1;
+    b=false;
+    for( int j=0; j<t.size();j++) {
+            if(t[j]  == v) {
+                i=j;
+                b=true;
+            }
+    }
+}
+
+
+int main() {
+    bool  toto;
+    vector<int> tab = {4, 10, 13, 7, 5, 6};
+    int s = 0;
+    blourg(tab,2,s,toto);
+    if(toto) cout << s << endl;
+    else  cout << "blourg" << endl;
+}

test~coding~readingCppPrograms.fr/data/static/file_fstream.cpp

+#include <iostream>
+#include <fstream>
+using namespace std;
+
+int main() {
+    ofstream fichier("essai.txt");
+    fichier << 10 << 24 << endl;
+    fichier.close();
+
+    ifstream fichier2("essai.txt");
+    int i;
+    fichier2 >> i;
+    fichier2.close();
+
+    cout << i << endl;
+    return 0;
+}

test~coding~readingCppPrograms.fr/data/static/file_istringstream_int1.cpp

+#include <iostream>
+#include <sstream>
+using namespace std;
+
+int main() {
+    istringstream a("12 1 4 5");
+    int j, k, i;
+
+    a >> j >> k >> i;
+
+    cout << i << endl;
+    return 0;
+}

test~coding~readingCppPrograms.fr/data/static/file_istringstream_int2.cpp

+#include <iostream>
+#include <sstream>
+using namespace std;
+
+int main() {
+    istringstream flux("12 14.5 13 4");
+    int j, k, i;
+    string s;
+
+    flux >> j >> k >> s >> i;
+
+    cout << k << " " << s << " " << i << endl;
+    return 0;
+}